Casper Weather Forecast

    • 58
    • 85

    Chance Thunderstorms

    • 53
    • 80

    Chance Rain Showers

    • 54
    • 82

    Chance Rain Showers

    • 56
    • 82

    Mostly Sunny

    • 54
    • 83

    Breezy

    • 56
    • 84

    Breezy

Today 29 Aug Natrona County Lower Elevations

Partly cloudy. A chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Windy with Highs in the lower 80s. Southwest Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of rain 30 percent.

Tonight 29 Aug Natrona County Lower Elevations

Mostly cloudy. Lows around 60. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Casper Temperature Statistics

August Temperature

Casper, Natrona County International Airport (8.1 miles)

  • Lowest 5 August, 2026

    44.7 °F

  • Average August

    72.2 °F

  • Highest 2 August, 2026

    103.6 °F

Climate (2021–2026)

Casper, Natrona County International Airport (8.1 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    61.6 °F
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